1. North American perennial with apparently whorled leaves and showy white purple-tinged flowers; [syn: whorled aster, Aster acuminatus]
WordNet (r) 3.0 (2006):
whorled aster
n 1: North American perennial with apparently whorled leaves and
showy white purple-tinged flowers [syn: whorled aster,
Aster acuminatus]